diff --git a/Core/Src/main.c b/Core/Src/main.c
index 1a37926..16b6ac0 100644
--- a/Core/Src/main.c
+++ b/Core/Src/main.c
@@ -411,6 +411,7 @@ static HAL_StatusTypeDef MountFileSystemForSampling(void)
   extern FATFS SDFatFS;
   extern char SDPath[4];
   extern SD_HandleTypeDef hsd;
+  BYTE work[_MAX_SS];
   
   if (g_fatfs_mounted_for_sampling) {
     return HAL_OK; // 已经挂载
@@ -422,32 +423,48 @@ static HAL_StatusTypeDef MountFileSystemForSampling(void)
     return HAL_ERROR;
   }
   
-//  FRESULT format_result = f_mkfs(SDPath, FM_FAT32, 0, NULL, 0);
+  // 目标格式参数：FAT32，簇大小32768字节（512字节/扇区 × 64扇区/簇）
+  #define TARGET_CLUSTER_SIZE_BYTES  32768U
+  #define TARGET_SECTOR_SIZE_BYTES   512U
+  #define TARGET_SECTORS_PER_CLUSTER (TARGET_CLUSTER_SIZE_BYTES / TARGET_SECTOR_SIZE_BYTES)  // 64
 
   // 尝试挂载文件系统
   FRESULT mount_result = f_mount(&SDFatFS, SDPath, 1);
   
-  if (mount_result != FR_OK) {
-    if (mount_result == FR_NO_FILESYSTEM)
-    {
-      DebugOutput_SendString("No filesystem found, formatting...\r\n");
-      
-      // 格式化为FAT32
-      FRESULT format_result = f_mkfs(SDPath, FM_FAT32, 0, NULL, 0);
-      
-      if (format_result == FR_OK) {
-        DebugOutput_SendString("Format successful, remounting...\r\n");
-        mount_result = f_mount(&SDFatFS, SDPath, 1);
-        if (mount_result != FR_OK) {
-          DebugOutput_SendString("Remount after format failed\r\n");
-          return HAL_ERROR;
-        }
-      } else {
-        DebugOutput_SendString("Format failed\r\n");
+  uint8_t need_format = 0;
+
+  if (mount_result == FR_OK) {
+    // 挂载成功，验证文件系统类型和簇大小是否符合目标格式
+    if (SDFatFS.fs_type != FS_FAT32) {
+      DebugOutput_SendString("Not FAT32, reformatting...\r\n");
+      f_mount(NULL, SDPath, 0);
+      need_format = 1;
+    } else if (SDFatFS.csize != TARGET_SECTORS_PER_CLUSTER) {
+      DebugOutput_SendString("Cluster size mismatch, reformatting...\r\n");
+      f_mount(NULL, SDPath, 0);
+      need_format = 1;
+    }
+  } else if (mount_result == FR_NO_FILESYSTEM) {
+    DebugOutput_SendString("No filesystem found, formatting...\r\n");
+    need_format = 1;
+  } else {
+    DebugOutput_SendString("Mount failed with other error\r\n");
+    return HAL_ERROR;
+  }
+
+  if (need_format) {
+    FRESULT format_result = f_mkfs(SDPath, FM_FAT32, TARGET_CLUSTER_SIZE_BYTES, work, sizeof(work));
+
+    if (format_result == FR_OK) {
+      DebugOutput_SendString("Format successful, remounting...\r\n");
+      mount_result = f_mount(&SDFatFS, SDPath, 1);
+
+      if (mount_result != FR_OK) {
+        DebugOutput_SendString("Remount after format failed\r\n");
         return HAL_ERROR;
       }
     } else {
-      DebugOutput_SendString("Mount failed with other error\r\n");
+      DebugOutput_SendString("Format failed\r\n");
       return HAL_ERROR;
     }
   }
@@ -570,9 +587,10 @@ int main(void)
     }
   }
 
+// #define NEED_FORMAT_SD
 #ifdef NEED_FORMAT_SD
 //  Raw_Hardware_Test();
-//  SDNAND_ForceFormat_and_Mount();
+  SDNAND_ForceFormat_and_Mount();
   Run_SDNAND_SpeedTest_V2();
   while(1)
   {
diff --git a/Scripts/ATEMParse.7z b/Scripts/ATEMParse.7z
new file mode 100644
index 0000000..4ad34ee
Binary files /dev/null and b/Scripts/ATEMParse.7z differ
diff --git a/Scripts/atem_parse.py b/Scripts/ATEMParse.py
similarity index 100%
rename from Scripts/atem_parse.py
rename to Scripts/ATEMParse.py